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Honeywell • 21
5.3.2
BACnet MS/TP monitoring values
P5.7.3.2.1
F
IELDBUS PROTOCOL STATUS
Fieldbus Protocol Status
INITIALIZING
STOPPED
OPERATIONAL
FAULTED
P5.7.3.2.2
C
OMMUNICATION STATUS
The
Communication status
converter has received. The Communication status includes a common error counter that
counts CRC and parity errors and a counter for good messages.
Only messages to the current slave in use are counted in the good messages, not MS/TP token
packages.
Bad Frames
Number of messages received
0...99
with errors
Table 9.
P5.7.3.2.3
A
CTUAL INSTANCE NUMBER
Shows the actual instance number.
P5.7.3.2.4
F
AULT CODE
Shows BACnet MS/TP fault codes.
Code
0
None
1
Sole Master
2
Duplicate MAC ID
3
Baud rate fault
P5.7.3.2.5
C
ONTROL WORD
Shows the
Control Word
tells the status of the protocol.
Protocol is starting up
Protocol is timeouted or not used
Protocol is running
Major fault in protocol, requires restarting.
If fault remains contact fieldbus@vacon.com
Table 8. FB protocol statuses
shows how many error and how many good messages the frequency
Code name
Table 10.
received from the bus.
Good messages
Number of messages received
0...999
without errors
Description
No other devices on the bus
Two devices have identical MAC ID
No baudrate detected by
ing
(P5.7.3.1.2 Autobauding)
Programming
Autobaud-
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